namespace simgrid {
namespace s4u {
-/** @ingroup s4u_api
+/**
*
* An actor is an independent stream of execution in your distributed application.
*
/** @brief Simulation Agent */
class XBT_PUBLIC Actor : public simgrid::xbt::Extendable<Actor> {
- friend Exec;
- friend Mailbox;
+ friend simgrid::s4u::Exec;
+ friend simgrid::s4u::Mailbox;
friend simgrid::kernel::actor::ActorImpl;
friend simgrid::kernel::activity::MailboxImpl;
- kernel::actor::ActorImpl* pimpl_ = nullptr;
- /** Wrap a (possibly non-copyable) single-use task into a `std::function` */
- template<class F, class... Args>
- static std::function<void()> wrap_task(F f, Args... args)
- {
- typedef decltype(f(std::move(args)...)) R;
- auto task = std::make_shared<simgrid::xbt::Task<R()>>(simgrid::xbt::make_task(std::move(f), std::move(args)...));
- return [task] { (*task)(); };
- }
+ kernel::actor::ActorImpl* pimpl_ = nullptr;
explicit Actor(smx_actor_t pimpl) : pimpl_(pimpl) {}
/** Signal indicating that the given actor is about to disappear */
static simgrid::xbt::signal<void(simgrid::s4u::ActorPtr)> on_destruction;
- /** Create an actor using a function
+ /** Create an actor from a std::function<void()>
*
* If the actor is restarted, the actor has a fresh copy of the function.
*/
- static ActorPtr create(const char* name, s4u::Host* host, std::function<void()> code);
+ static ActorPtr create(std::string name, s4u::Host* host, std::function<void()> code);
- static ActorPtr create(const char* name, s4u::Host* host, std::function<void(std::vector<std::string>*)> code,
- std::vector<std::string>* args)
+ /** Create an actor from a std::function
+ *
+ * If the actor is restarted, the actor has a fresh copy of the function.
+ */
+ template <class F> static ActorPtr create(std::string name, s4u::Host* host, F code)
{
- return create(name, host, [code](std::vector<std::string>* args) { code(args); }, args);
+ return create(name, host, std::function<void()>(std::move(code)));
}
- /** Create an actor using code
+ /** Create an actor using a callable thing and its arguments.
*
- * Using this constructor, move-only type can be used. The consequence is
- * that we cannot copy the value and restart the actor in its initial
- * state. In order to use auto-restart, an explicit `function` must be passed
- * instead.
- */
+ * Note that the arguments will be copied, so move-only parameters are forbidden */
template <class F, class... Args,
// This constructor is enabled only if the call code(args...) is valid:
typename = typename std::result_of<F(Args...)>::type>
- static ActorPtr create(const char* name, s4u::Host* host, F code, Args... args)
+ static ActorPtr create(std::string name, s4u::Host* host, F code, Args... args)
{
- return create(name, host, wrap_task(std::move(code), std::move(args)...));
+ return create(name, host, std::bind(std::move(code), std::move(args)...));
}
// Create actor from function name:
- static ActorPtr create(const char* name, s4u::Host* host, const char* function, std::vector<std::string> args);
+ static ActorPtr create(std::string name, s4u::Host* host, std::string function, std::vector<std::string> args);
// ***** Methods *****
/** This actor will be automatically terminated when the last non-daemon actor finishes **/
void yield();
/** Returns true if the actor is suspended. */
- int is_suspended();
+ bool is_suspended();
/** If set to true, the actor will automatically restart when its host reboots */
void set_auto_restart(bool autorestart);
/** Retrieves the time at which that actor will be killed (or -1 if not set) */
double get_kill_time();
+ /** @brief Moves the actor to another host
+ *
+ * If the actor is currently blocked on an execution activity, the activity is also
+ * migrated to the new host. If it's blocked on another kind of activity, an error is
+ * raised as the mandated code is not written yet. Please report that bug if you need it.
+ *
+ * Asynchronous activities started by the actor are not migrated automatically, so you have
+ * to take care of this yourself (only you knows which ones should be migrated).
+ */
void migrate(Host * new_host);
/** Ask the actor to die.
*/
void kill();
+ /** Kill an actor from its ID */
static void kill(aid_t pid);
/** Retrieves the actor that have the given PID (or nullptr if not existing) */
static ActorPtr by_pid(aid_t pid);
- /** @brief Wait for the actor to finish.
+ /** Wait for the actor to finish.
*
* This blocks the calling actor until the actor on which we call join() is terminated
*/
/** Retrieve the property value (or nullptr if not set) */
std::unordered_map<std::string, std::string>*
get_properties(); // FIXME: do not export the map, but only the keys or something
- const char* get_property(const char* key);
- void set_property(const char* key, const char* value);
+ const char* get_property(std::string key);
+ void set_property(std::string key, std::string value);
+#ifndef DOXYGEN
+ /** @deprecated See Actor::create() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::create()") static ActorPtr createActor(
const char* name, s4u::Host* host, std::function<void()> code)
{
return create(name, host, code);
}
+ /** @deprecated See Actor::create() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::create()") static ActorPtr createActor(
const char* name, s4u::Host* host, std::function<void(std::vector<std::string>*)> code,
std::vector<std::string>* args)
{
return create(name, host, code, args);
}
+ /** @deprecated See Actor::create() */
template <class F, class... Args, typename = typename std::result_of<F(Args...)>::type>
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::create()") static ActorPtr createActor(
const char* name, s4u::Host* host, F code, Args... args)
{
return create(name, host, code, std::move(args)...);
}
+ /** @deprecated See Actor::create() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::create()") static ActorPtr createActor(
const char* name, s4u::Host* host, const char* function, std::vector<std::string> args)
{
return create(name, host, function, args);
}
+ /** @deprecated See Actor::is_daemon() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::is_daemon()") bool isDaemon() const;
+ /** @deprecated See Actor::get_name() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::get_name()") const simgrid::xbt::string& getName() const
{
return get_name();
}
+ /** @deprecated See Actor::get_cname() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::get_cname()") const char* getCname() const { return get_cname(); }
+ /** @deprecated See Actor::get_host() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::get_host()") Host* getHost() { return get_host(); }
+ /** @deprecated See Actor::get_pid() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::get_pid()") aid_t getPid() { return get_pid(); }
+ /** @deprecated See Actor::get_ppid() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::get_ppid()") aid_t getPpid() { return get_ppid(); }
+ /** @deprecated See Actor::is_suspended() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::is_suspended()") int isSuspended() { return is_suspended(); }
+ /** @deprecated See Actor::set_auto_restart() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::set_auto_restart()") void setAutoRestart(bool a)
{
set_auto_restart(a);
}
+ /** @deprecated Please use a std::function<void(int, void*)> for first parameter */
XBT_ATTRIB_DEPRECATED_v323("Please use a std::function<void(int, void*)> for first parameter.") void on_exit(
int_f_pvoid_pvoid_t fun, void* data);
+ /** @deprecated See Actor::on_exit() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::on_exit()") void onExit(int_f_pvoid_pvoid_t fun, void* data)
{
on_exit([fun](int a, void* b) { fun((void*)(intptr_t)a, b); }, data);
}
+ /** @deprecated See Actor::set_kill_time() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::set_kill_time()") void setKillTime(double time) { set_kill_time(time); }
+ /** @deprecated See Actor::get_kill_time() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::get_kill_time()") double getKillTime() { return get_kill_time(); }
+ /** @deprecated See Actor::by_pid() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::by_pid()") static ActorPtr byPid(aid_t pid) { return by_pid(pid); }
+ /** @deprecated See Actor::kill_all() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::kill_all()") static void killAll() { kill_all(); }
+ /** @deprecated See Actor::kill_all() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::kill_all() with no parameter") static void killAll(
int XBT_ATTRIB_UNUSED resetPid)
{
kill_all();
}
+ /** @deprecated See Actor::get_impl() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::get_impl()") kernel::actor::ActorImpl* getImpl() { return get_impl(); }
+ /** @deprecated See Actor::get_property() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::get_property()") const char* getProperty(const char* key)
{
return get_property(key);
}
+ /** @deprecated See Actor::get_properties() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::get_properties()") std::map<std::string, std::string>* getProperties()
{
std::map<std::string, std::string>* res = new std::map<std::string, std::string>();
res->insert(kv);
return res;
}
+ /** @deprecated See Actor::get_properties() */
XBT_ATTRIB_DEPRECATED_v323("Please use Actor::get_properties()") void setProperty(const char* key, const char* value)
{
set_property(key, value);
}
+#endif
};
/** @ingroup s4u_api
XBT_PUBLIC bool is_suspended();
/** @brief kill the actor. */
-XBT_PUBLIC void kill();
+XBT_PUBLIC void exit();
/** @brief Add a function to the list of "on_exit" functions. */
-XBT_ATTRIB_DEPRECATED_v323("Please use std::function<void(int, void*)> for first parameter.") XBT_PUBLIC
- void on_exit(int_f_pvoid_pvoid_t fun, void* data);
XBT_PUBLIC void on_exit(std::function<void(int, void*)> fun, void* data);
/** @brief Migrate the actor to a new host. */
XBT_PUBLIC void migrate(Host* new_host);
+/** @} */
+
+#ifndef DOXYGEN
+/** @deprecated Please use std::function<void(int, void*)> for first parameter */
+XBT_ATTRIB_DEPRECATED_v323("Please use std::function<void(int, void*)> for first parameter.") XBT_PUBLIC
+ void on_exit(int_f_pvoid_pvoid_t fun, void* data);
+/** @deprecated See this_actor::get_name() */
XBT_ATTRIB_DEPRECATED_v323("Please use this_actor::get_name()") XBT_PUBLIC std::string getName();
+/** @deprecated See this_actor::get_cname() */
XBT_ATTRIB_DEPRECATED_v323("Please use this_actor::get_cname()") XBT_PUBLIC const char* getCname();
+/** @deprecated See this_actor::is_maestro() */
XBT_ATTRIB_DEPRECATED_v323("Please use this_actor::is_maestro()") XBT_PUBLIC bool isMaestro();
+/** @deprecated See this_actor::get_pid() */
XBT_ATTRIB_DEPRECATED_v323("Please use this_actor::get_pid()") XBT_PUBLIC aid_t getPid();
+/** @deprecated See this_actor::get_ppid() */
XBT_ATTRIB_DEPRECATED_v323("Please use this_actor::get_ppid()") XBT_PUBLIC aid_t getPpid();
+/** @deprecated See this_actor::get_host() */
XBT_ATTRIB_DEPRECATED_v323("Please use this_actor::get_host()") XBT_PUBLIC Host* getHost();
+/** @deprecated See this_actor::is_suspended() */
XBT_ATTRIB_DEPRECATED_v323("Please use this_actor::is_suspended()") XBT_PUBLIC bool isSuspended();
+/** @deprecated See this_actor::on_exit() */
XBT_ATTRIB_DEPRECATED_v323("Please use this_actor::on_exit()") XBT_PUBLIC void onExit(int_f_pvoid_pvoid_t fun, void* data);
+/** @deprecated See this_actor::exit() */
+XBT_ATTRIB_DEPRECATED_v324("Please use this_actor::exit()") XBT_PUBLIC void kill();
+#endif
}
-/** @} */
}} // namespace simgrid::s4u